Update: in the final numbers the event averaged 3.4 million viewers on NBC and peaked with 4.2 million viewers between 10:30p-11p.

Per NBC Sports PR, last night’s debut of PBC Boxing in primetime on NBC averaged a 2.53/5 household rating/share from 8:30-11p ET and was highest-rated sporting event from 9-11p ET (2.67). The 2.53 overnight rating nearly tripled NBC average for Saturday afternoon fights from 2012-14 (.88) according to NBC. We’ll update this post with preliminary viewership as soon as we see it.

That’s 2.5x better than Rangers-Flyers NHL action did last Saturday on NBC and primetime and ~3x as many viewers.

NBC says the rating increased every half hour & peaked at 3.01 from 10:30-11pm ET for final 6 rounds of Thurman-Guerrero bout.